Question

Which of the following is a subset of the set
A: {adults between the ages of 21 and 35}

{adults between the ages of 23 and 30}

{an adult 40 years old}

{adults under 21}

{adults over 35}

Answer 1

{adults between the ages of 23 and 30}

Answer 2

{adults between the ages of 23 and 30}

Answer 3

Visualize it as a circle with that label. The category is another circle that fits within that bigger circle.